Compilare: main.cpp: In function 'void Dijkstra()': main.cpp:36:20: warning: integer overflow in expression [-Woverflow] dist[i]=(1<<31)-1; ~~~~~~~^~ main.cpp:35:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=2;i<=n;i++) ^~~ main.cpp:37:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' q.push(1); ^ main.cpp:41:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<v[nod].size();j++) ~^~~~~~~~~~~~~~